On a of January 20, 1961, John Fitzgerald Kennedy took the oath of office as the 35th President of the United States. At age 43, he was the youngest man and the first Roman Catholic ever elected. He had won by one of the smallest margins of victory, only 115,000 popular votes. This is the speech he delivered announcing the dawn of a new era as young Americans born in the 20th century first assumed leadership n.external image jfk_anniversary_300.jpg